Security tag



FIG. 1 is a top perspective view of the security tag, showing the new design;

FIG. 2 is a left side elevational view thereof, which is a mirror image of the right side;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a front elevational view thereof. 

The ornamental design for a security tag, as shown and described. 